1916422060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{192799}}^1$

素因数の和:192886

約数の個数: 48

約数和(自身を含む): 4664217600

約数和(自身を除く): 2747795540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 192799, 385598, 771196, 963995, 1349593, 1927990, 2699186, 3855980, 5398372, 6747965, 13495930, 13688729, 26991860, 27377458, 54754916, 68443645, 95821103, 136887290, 191642206, 273774580, 383284412, 479105515, 958211030, 1916422060]

約数ペア:

[(1, 1916422060), (2, 958211030), (4, 479105515), (5, 383284412), (7, 273774580), (10, 191642206), (14, 136887290), (20, 95821103), (28, 68443645), (35, 54754916), (70, 27377458), (71, 26991860), (140, 13688729), (142, 13495930), (284, 6747965), (355, 5398372), (497, 3855980), (710, 2699186), (994, 1927990), (1420, 1349593), (1988, 963995), (2485, 771196), (4970, 385598), (9940, 192799)]